(nguồn: http://hanoi.edu.vn/cong-van-huong-dan/tong-hop-thong-tin-ve-chi-tieu-so-luong-hoc-sinh-dang-ky-vao-lop-10-khong-chuye-c988-1938.aspx)
(nguồn: http://hanoi.edu.vn/cong-van-huong-dan/tong-hop-thong-tin-ve-chi-tieu-so-luong-hoc-sinh-dang-ky-vao-lop-10-khong-chuye-c988-1938.aspx)
